1930, Saar region travel with Saarländischer franking, cover with both special acknowledgment postmarks and complete set explosion misfortune in Neunkirchen 60 Pfg. -3 Fr. from ST. Coils 23. 6. 33, addressed to Vienna with arrivals special cancel "Vienna Philatelic Exhibition 1933 28. June Artists' House Vienna b", cover top left with Tesa spot, otherwise perfect and in this combination rare!